EP2969740A4 - Void structures with repeating elongated-aperture pattern - Google Patents

Void structures with repeating elongated-aperture pattern

Info

Publication number
EP2969740A4
EP2969740A4 EP14808061.7A EP14808061A EP2969740A4 EP 2969740 A4 EP2969740 A4 EP 2969740A4 EP 14808061 A EP14808061 A EP 14808061A EP 2969740 A4 EP2969740 A4 EP 2969740A4
Authority
EP
European Patent Office
Prior art keywords
aperture pattern
void structures
repeating
elongated
repeating elongated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP14808061.7A
Other languages
German (de)
French (fr)
Other versions
EP2969740B1 (en
EP2969740A1 (en
Inventor
Katia Bertoldi
Michael Taylor
Ali Shanian
Miklos Gerendas
Carl Carson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rolls Royce Canada Ltd
Harvard College
Original Assignee
Rolls Royce Canada Ltd
Harvard College
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rolls Royce Canada Ltd, Harvard College filed Critical Rolls Royce Canada Ltd
Publication of EP2969740A1 publication Critical patent/EP2969740A1/en
Publication of EP2969740A4 publication Critical patent/EP2969740A4/en
Application granted granted Critical
Publication of EP2969740B1 publication Critical patent/EP2969740B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/002—Wall structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/08—Removing material, e.g. by cutting, by hole drilling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
    • F23R3/04—Air inlet arrangements
    • F23R3/06—Arrangement of apertures along the flame tube
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23M—CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
    • F23M2900/00—Special features of, or arrangements for combustion chambers
    • F23M2900/05004—Special materials for walls or lining
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
    • F23R2900/00005—Preventing fatigue failures or reducing mechanical stress in gas turbine components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture
    • Y10T428/24298—Noncircular aperture [e.g., slit, diamond, rectangular, etc.]
    • Y10T428/24314—Slit or elongated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Powder Metallurgy (AREA)
  • Laminated Bodies (AREA)
  • Rod-Shaped Construction Members (AREA)
  • Woven Fabrics (AREA)
EP14808061.7A 2013-03-15 2014-03-13 Void structures with repeating elongated-aperture pattern Active EP2969740B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361790175P 2013-03-15 2013-03-15
PCT/US2014/025324 WO2014197059A1 (en) 2013-03-15 2014-03-13 Void structures with repeating elongated-aperture pattern

Publications (3)

Publication Number Publication Date
EP2969740A1 EP2969740A1 (en) 2016-01-20
EP2969740A4 true EP2969740A4 (en) 2016-12-07
EP2969740B1 EP2969740B1 (en) 2020-05-06

Family

ID=52008478

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14808061.7A Active EP2969740B1 (en) 2013-03-15 2014-03-13 Void structures with repeating elongated-aperture pattern

Country Status (8)

Country Link
US (1) US10823409B2 (en)
EP (1) EP2969740B1 (en)
JP (1) JP6417388B2 (en)
CN (1) CN105555657B (en)
CA (1) CA2907119A1 (en)
RU (1) RU2682461C2 (en)
UA (1) UA118753C2 (en)
WO (1) WO2014197059A1 (en)

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CA2907119A1 (en) 2013-03-15 2014-12-11 President And Fellows Of Harvard College Void structures with repeating elongated-aperture pattern
US9402439B2 (en) 2013-09-18 2016-08-02 Nike, Inc. Auxetic structures and footwear with soles having auxetic structures
US9554624B2 (en) * 2013-09-18 2017-01-31 Nike, Inc. Footwear soles with auxetic material
EP3097145A1 (en) * 2014-01-24 2016-11-30 Rmit University Structured porous metamaterial
US20160131041A1 (en) * 2014-11-06 2016-05-12 General Electric Company Turbomachine including a tranistion piece to turbine portion variable purge flow seal member
CN108290198A (en) * 2015-01-09 2018-07-17 哈佛大学校董委员会 Have the projection slit of distortion to provide the auxetic structure of NPR characteristics and improved stress performance to be engineered pattern
CN108367536B (en) 2015-01-09 2020-11-20 哈佛大学校董委员会 Negative Poisson ratio waffle structure
CA2973398A1 (en) 2015-01-09 2016-07-14 President And Fellows Of Harvard College Zero-porosity npr structure and tuning of npr structure for particular localities
JP2018508737A (en) * 2015-01-09 2018-03-29 プレジデント アンド フェローズ オブ ハーバード カレッジ Hybrid dimple-void auxetic structure with specially designed pattern for custom NPR behavior
US9861158B2 (en) * 2015-03-10 2018-01-09 Nike, Inc. Auxetic structures and footwear with soles having auxetic structures
GB2540014B (en) * 2015-05-19 2019-01-09 Boeing Co System and method for forming elongated perforations in an inner barrel section of an engine
CA2961625A1 (en) * 2016-06-02 2017-12-02 The Royal Institution For The Advancement Of Learning/Mcgill University Bistable auxetics
CN107153434B (en) * 2017-05-12 2020-05-08 清华大学 Stress control device and method based on equal-proportion coordinate transformation
CN107672192B (en) * 2017-10-16 2020-05-26 东华大学 Forming equipment and method of two-dimensional negative Poisson fabric
PL3790423T3 (en) 2018-05-08 2022-03-07 Puma SE Sole of a shoe, particularly an athletic shoe
EP3790732B1 (en) 2018-05-08 2021-09-22 Puma Se Method for producing a sole of a shoe, in particular of a sports shoe
CN108591810B (en) * 2018-05-15 2020-12-11 大连理工大学 High-tensile-strength adjustable band gap mechanical metamaterial
CN109210054A (en) * 2018-10-23 2019-01-15 南京工业大学 A kind of nail and its design method with Negative poisson's ratio
CN109805465A (en) * 2019-04-01 2019-05-28 南京工业大学 A kind of chest pad and its design method with Negative poisson's ratio
US20210112917A1 (en) * 2019-10-21 2021-04-22 Puma SE Article of footwear
CN110779391A (en) * 2019-11-20 2020-02-11 中国人民解放军军事科学院国防科技创新研究院 Metal ceramic composite armor with negative Poisson's ratio and preparation method and application thereof
CN112532106A (en) * 2020-10-30 2021-03-19 武汉汉烯科技有限公司 Flexible piezoelectric energy collector based on macroscopic graphene film negative Poisson ratio structure
US11804206B2 (en) 2021-05-12 2023-10-31 Goodrich Corporation Acoustic panel for noise attenuation
US11830467B2 (en) 2021-10-16 2023-11-28 Rtx Coroporation Unit cell resonator networks for turbomachinery bypass flow structures
US11781485B2 (en) 2021-11-24 2023-10-10 Rtx Corporation Unit cell resonator networks for gas turbine combustor tone damping
US11702992B2 (en) 2021-12-03 2023-07-18 Raytheon Company Combustor wall core with resonator and/or damper elements

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US20070122590A1 (en) * 2005-11-29 2007-05-31 Haresh Lalvani Multi-directional and variably expanded sheet material surfaces
US7594401B1 (en) * 2008-04-10 2009-09-29 General Electric Company Combustor seal having multiple cooling fluid pathways
US20110054514A1 (en) * 2009-08-27 2011-03-03 Boston Scientific Scimed, Inc. Embolic protection devices with an improved filter membrane
US20110059291A1 (en) * 2009-09-07 2011-03-10 Boyce Christopher M Structured materials with tailored isotropic and anisotropic poisson's ratios including negative and zero poisson's ratios

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FR2941287B1 (en) 2009-01-19 2011-03-25 Snecma TURBOMACHINE COMBUSTION CHAMBER WALL HAVING A SINGLE RING OF PRIMARY AIR INLET AND DILUTION INLET ORIFICES
US8511089B2 (en) 2009-07-31 2013-08-20 Rolls-Royce Corporation Relief slot for combustion liner
US8475117B2 (en) 2009-11-10 2013-07-02 General Electric Company Gas turbine compressor and method of operation
JP4634528B1 (en) 2010-01-26 2011-02-23 三菱重工業株式会社 Split ring cooling structure and gas turbine
CN202082156U (en) 2011-05-27 2011-12-21 巴克约根森风机（宁波）有限公司 Blower
RU121347U1 (en) 2012-06-06 2012-10-20 Открытое акционерное общество "Научно-производственное объединение "Сатурн" COMBUSTION CAMERA OF A GAS TURBINE ENGINE
CA2907119A1 (en) 2013-03-15 2014-12-11 President And Fellows Of Harvard College Void structures with repeating elongated-aperture pattern
US20160025344A1 (en) * 2013-03-15 2016-01-28 President And Fellows Of Harvard College Low porosity auxetic sheet

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070122590A1 (en) * 2005-11-29 2007-05-31 Haresh Lalvani Multi-directional and variably expanded sheet material surfaces
US7594401B1 (en) * 2008-04-10 2009-09-29 General Electric Company Combustor seal having multiple cooling fluid pathways
US20110054514A1 (en) * 2009-08-27 2011-03-03 Boston Scientific Scimed, Inc. Embolic protection devices with an improved filter membrane
US20110059291A1 (en) * 2009-09-07 2011-03-10 Boyce Christopher M Structured materials with tailored isotropic and anisotropic poisson's ratios including negative and zero poisson's ratios

Non-Patent Citations (1)

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Title
See also references of WO2014197059A1 *

Also Published As

Publication number Publication date
CN105555657A (en) 2016-05-04
US20160025343A1 (en) 2016-01-28
WO2014197059A1 (en) 2014-12-11
EP2969740B1 (en) 2020-05-06
CN105555657B (en) 2019-05-31
JP2016520784A (en) 2016-07-14
RU2015141564A (en) 2017-04-24
US10823409B2 (en) 2020-11-03
EP2969740A1 (en) 2016-01-20
RU2682461C2 (en) 2019-03-19
JP6417388B2 (en) 2018-11-07
CA2907119A1 (en) 2014-12-11
UA118753C2 (en) 2019-03-11

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